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         Finch , Vernor Clifford , 1883 - Elements of geography ,by Vernor C . Finch and Clenn T . Trewartha ; Isst . ed . New York -and London McGraw-Hill , Co , 1936 . x 782 p . mapas 23 cm . ( Aiteportada : McGraw-Hill series in Geography . V . C . Finch , Consultingeditor ) .